diff --git a/pyproject.toml b/pyproject.toml
index db6fd6a..88d92fc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ dependencies = [
   "shodan>=1.31",
   "ddgs>=1.1.1",
   "censys>=2.3.0",
-  "langchain>=1.4.0",
+  "langchain>=1.4.4",
   "langchain-openai>=1.6.2",
   "langchain-ollama>=1.1.0",
   "langgraph>=1.2.11",